EP2249338A3 - Optical information recording medium and optical information processing apparatus - Google Patents
Optical information recording medium and optical information processing apparatus Download PDFInfo
- Publication number
- EP2249338A3 EP2249338A3 EP10006068A EP10006068A EP2249338A3 EP 2249338 A3 EP2249338 A3 EP 2249338A3 EP 10006068 A EP10006068 A EP 10006068A EP 10006068 A EP10006068 A EP 10006068A EP 2249338 A3 EP2249338 A3 EP 2249338A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- optical information
- marks
- spaces
- reproduction
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
- G11B20/10055—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom
- G11B20/1012—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom partial response PR(1,2,2,2,1)
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10481—Improvement or modification of read or write signals optimisation methods
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24065—Layers assisting in recording or reproduction below the optical diffraction limit, e.g. non-linear optical layers or structures
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
- G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2541—Blu-ray discs; Blue laser DVR discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2579—HD-DVDs [high definition DVDs]; AODs [advanced optical discs]
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Head (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007147462 | 2007-06-01 | ||
JP2007271698 | 2007-10-18 | ||
EP08764924A EP2175447A4 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08764924.0 Division | 2008-05-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2249338A2 EP2249338A2 (en) | 2010-11-10 |
EP2249338A3 true EP2249338A3 (en) | 2010-12-22 |
Family
ID=40093632
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10006072A Withdrawn EP2251865A3 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
EP10006069A Withdrawn EP2251864A3 (en) | 2007-06-01 | 2008-05-30 | Optical infromation recording medium and optical information processing apparatus |
EP10006071A Withdrawn EP2249339A3 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
EP10006068A Withdrawn EP2249338A3 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
EP08764924A Withdrawn EP2175447A4 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
EP10006073A Withdrawn EP2251863A3 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10006072A Withdrawn EP2251865A3 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
EP10006069A Withdrawn EP2251864A3 (en) | 2007-06-01 | 2008-05-30 | Optical infromation recording medium and optical information processing apparatus |
EP10006071A Withdrawn EP2249339A3 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08764924A Withdrawn EP2175447A4 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
EP10006073A Withdrawn EP2251863A3 (en) | 2007-06-01 | 2008-05-30 | Optical information recording medium and optical information processing apparatus |
Country Status (4)
Country | Link |
---|---|
US (8) | US8189444B2 (en) |
EP (6) | EP2251865A3 (en) |
JP (7) | JP4938078B2 (en) |
WO (1) | WO2008149814A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004355783A (en) * | 2003-05-30 | 2004-12-16 | Sharp Corp | Optical information recording medium and its reproducing method |
JP4938078B2 (en) * | 2007-06-01 | 2012-05-23 | シャープ株式会社 | Optical information recording medium reproduction method |
FR2950727B1 (en) * | 2009-09-29 | 2012-02-17 | Commissariat Energie Atomique | SUPER-RESOLUTION OPTICAL DISK DRIVE AND OPTIMIZED READING METHOD BY REFLECTIVITY MEASUREMENT |
FR2950726A1 (en) * | 2009-09-29 | 2011-04-01 | Commissariat Energie Atomique | SUPER-RESOLUTION OPTICAL DISK DRIVE AND OPTIMIZED READING METHOD BY MEASURING AMPLITUDE |
JP4933640B2 (en) * | 2010-06-11 | 2012-05-16 | シャープ株式会社 | Optical information recording medium |
US8537653B2 (en) * | 2010-07-30 | 2013-09-17 | Mitsubishi Electric Corporation | Optical information recording medium and drive device |
DE112015001843A5 (en) * | 2014-04-16 | 2017-01-19 | Schaeffler Technologies AG & Co. KG | Method for reducing chattering vibrations of a friction clutch in a drive train of a motor vehicle |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5543978A (en) * | 1994-09-27 | 1996-08-06 | Samsung Electronics Co., Ltd. | Adaptive equalizer of disk reproducing apparatus using a constant angular velocity method |
US6198587B1 (en) * | 1995-07-28 | 2001-03-06 | Pioneer Electronic Corporation | Recording information reproducing apparatus for increasing an amplitude of a high frequency component of the reproduced signal |
US20030198165A1 (en) * | 2002-04-23 | 2003-10-23 | Matsushita Electric Industrial Co., Ltd. | Signal processor |
EP1365402A2 (en) * | 2002-05-21 | 2003-11-26 | Samsung Electronics Co., Ltd. | Apparatus and method of updating filter tap coefficients of equalizer |
EP1467367A2 (en) * | 2003-04-11 | 2004-10-13 | Nec Corporation | Reproduced signal equalizing method for optical information media and optical information reproducing/recording apparatus |
US20060072434A1 (en) * | 2004-10-04 | 2006-04-06 | Toshimichi Shintani | Optical information recording medium, reproducing method thereof, and manufacturing method thereof |
US20060176947A1 (en) * | 2005-02-07 | 2006-08-10 | Samsung Electronics Co., Ltd. | Apparatus and method for setting tap coefficient of adaptive equalizer |
EP1835501A2 (en) * | 2006-03-14 | 2007-09-19 | Ricoh Company, Ltd. | Data reproduction method, data reproduction apparatus, optical disk, and data recording/reproduction apparatus |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3292773B2 (en) * | 1994-02-07 | 2002-06-17 | 三菱電機株式会社 | Optical disc and optical disc reproducing method |
US5699342A (en) * | 1994-02-07 | 1997-12-16 | Mitsubishi Denki Kabushiki Kaisha | Method of and device for recording and playing back an optical disk having a test playback region utilizing pits of minimum size for controlling the power of the laser |
JPH08147891A (en) | 1994-11-15 | 1996-06-07 | Matsushita Electric Ind Co Ltd | Recording and reproducing method for optical recording medium and recording and reproducing device therefor |
JPH1074366A (en) | 1996-06-27 | 1998-03-17 | Sanyo Electric Co Ltd | Recording/reproducing method |
JPH11339306A (en) | 1998-05-29 | 1999-12-10 | Seiko Epson Corp | Optical head and optical recording device |
JP2000011455A (en) * | 1998-06-29 | 2000-01-14 | Hitachi Ltd | Optical information recording medium |
JP3866016B2 (en) * | 1999-07-02 | 2007-01-10 | Tdk株式会社 | Optical information medium and reproducing method thereof |
JP2001084643A (en) * | 1999-09-09 | 2001-03-30 | Hitachi Ltd | Optical disk medium |
JP2002150611A (en) | 2000-11-10 | 2002-05-24 | Victor Co Of Japan Ltd | Multilayer optical disk, method and apparatus for recording and reproducing multilayer optical disk |
JP4814476B2 (en) * | 2001-04-20 | 2011-11-16 | Tdk株式会社 | Reproduction method of optical information medium |
WO2004066287A1 (en) * | 2003-01-23 | 2004-08-05 | Lg Electronics Inc. | Recording medium with an optional information and apparatus and methods for forming, recording, reproducing and controlling reproduction of the recording medium |
EP1629490A2 (en) | 2003-05-21 | 2006-03-01 | Koninklijke Philips Electronics N.V. | Method of storing rll encoded information to an optical disc with control of the frequency of the information with respect to the cut-off frequency of the optical system |
JP2005025900A (en) * | 2003-07-01 | 2005-01-27 | Tdk Corp | Optical recording medium, optical recording and reproducing device, optical recording device, optical reproducing device, and data recording and reproducing method, data recording method, and data reproducing method on optical recording medium |
JP4109173B2 (en) * | 2003-09-09 | 2008-07-02 | 松下電器産業株式会社 | Adaptive equalization apparatus and adaptive equalization method |
KR20050052606A (en) * | 2003-11-28 | 2005-06-03 | 삼성전자주식회사 | Information storage medium, method and apparatus for reproducing of information recorded in the same |
US20050157631A1 (en) * | 2003-12-30 | 2005-07-21 | Samsung Electronics Co., Ltd | Information storage medium and method and apparatus for reproducing information recorded on the same |
JP2005302275A (en) | 2004-03-18 | 2005-10-27 | Sharp Corp | Optical information recording medium, recording and reproducing method, and recording and reproducing device |
KR100766764B1 (en) | 2004-07-16 | 2007-10-17 | 미츠비시 가가쿠 메디아 가부시키가이샤 | Optical recording medium and optical recording method of the same |
JP2006196146A (en) | 2004-12-16 | 2006-07-27 | Victor Co Of Japan Ltd | Optical disk and manufacturing method of optical disk |
JP2006277918A (en) * | 2005-03-03 | 2006-10-12 | Sharp Corp | Optical information recording medium, reproducing method using the same and optical information processing apparatus |
JP2007012146A (en) | 2005-06-29 | 2007-01-18 | Sharp Corp | Optical information recording medium and optical information processing apparatus |
JP2007058887A (en) | 2005-08-22 | 2007-03-08 | Hitachi Ltd | Optical disk device and reproduction signal processing circuit |
JP4830426B2 (en) * | 2005-09-28 | 2011-12-07 | ソニー株式会社 | Optical recording medium, recording apparatus, recording or reproducing apparatus, recording method, recording or reproducing method |
JP4837385B2 (en) * | 2006-01-20 | 2011-12-14 | Tdk株式会社 | Optical recording medium reproducing method and reproducing apparatus |
JP4877933B2 (en) | 2006-03-14 | 2012-02-15 | 株式会社リコー | Information playback device |
JP4216293B2 (en) * | 2006-04-24 | 2009-01-28 | Tdk株式会社 | Optical disk reproduction durability evaluation method and information reproduction apparatus |
JP4618730B2 (en) | 2006-07-26 | 2011-01-26 | 株式会社リコー | Information reproducing method and information reproducing apparatus |
JP4938078B2 (en) * | 2007-06-01 | 2012-05-23 | シャープ株式会社 | Optical information recording medium reproduction method |
-
2008
- 2008-05-30 JP JP2009517848A patent/JP4938078B2/en not_active Expired - Fee Related
- 2008-05-30 EP EP10006072A patent/EP2251865A3/en not_active Withdrawn
- 2008-05-30 US US12/451,006 patent/US8189444B2/en not_active Expired - Fee Related
- 2008-05-30 EP EP10006069A patent/EP2251864A3/en not_active Withdrawn
- 2008-05-30 EP EP10006071A patent/EP2249339A3/en not_active Withdrawn
- 2008-05-30 EP EP10006068A patent/EP2249338A3/en not_active Withdrawn
- 2008-05-30 EP EP08764924A patent/EP2175447A4/en not_active Withdrawn
- 2008-05-30 WO PCT/JP2008/060056 patent/WO2008149814A1/en active Application Filing
- 2008-05-30 EP EP10006073A patent/EP2251863A3/en not_active Withdrawn
-
2010
- 2010-06-11 JP JP2010134359A patent/JP4938111B2/en not_active Expired - Fee Related
- 2010-06-11 JP JP2010134357A patent/JP4938109B2/en not_active Expired - Fee Related
- 2010-06-11 JP JP2010134358A patent/JP4938110B2/en not_active Expired - Fee Related
- 2010-06-11 US US12/801,488 patent/US20100254245A1/en not_active Abandoned
- 2010-06-11 JP JP2010134356A patent/JP4938108B2/en not_active Expired - Fee Related
- 2010-06-11 US US12/801,489 patent/US8441905B2/en not_active Expired - Fee Related
- 2010-06-11 US US12/801,486 patent/US20100254234A1/en not_active Abandoned
- 2010-06-11 US US12/801,487 patent/US20100254244A1/en not_active Abandoned
- 2010-06-11 US US12/801,485 patent/US20100254243A1/en not_active Abandoned
- 2010-06-11 JP JP2010134355A patent/JP4938107B2/en not_active Expired - Fee Related
-
2012
- 2012-02-22 JP JP2012036772A patent/JP5422009B2/en not_active Expired - Fee Related
- 2012-04-25 US US13/456,089 patent/US8582412B2/en not_active Expired - Fee Related
-
2013
- 2013-09-24 US US14/035,823 patent/US20140022878A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5543978A (en) * | 1994-09-27 | 1996-08-06 | Samsung Electronics Co., Ltd. | Adaptive equalizer of disk reproducing apparatus using a constant angular velocity method |
US6198587B1 (en) * | 1995-07-28 | 2001-03-06 | Pioneer Electronic Corporation | Recording information reproducing apparatus for increasing an amplitude of a high frequency component of the reproduced signal |
US20030198165A1 (en) * | 2002-04-23 | 2003-10-23 | Matsushita Electric Industrial Co., Ltd. | Signal processor |
EP1365402A2 (en) * | 2002-05-21 | 2003-11-26 | Samsung Electronics Co., Ltd. | Apparatus and method of updating filter tap coefficients of equalizer |
EP1467367A2 (en) * | 2003-04-11 | 2004-10-13 | Nec Corporation | Reproduced signal equalizing method for optical information media and optical information reproducing/recording apparatus |
US20060072434A1 (en) * | 2004-10-04 | 2006-04-06 | Toshimichi Shintani | Optical information recording medium, reproducing method thereof, and manufacturing method thereof |
US20060176947A1 (en) * | 2005-02-07 | 2006-08-10 | Samsung Electronics Co., Ltd. | Apparatus and method for setting tap coefficient of adaptive equalizer |
EP1835501A2 (en) * | 2006-03-14 | 2007-09-19 | Ricoh Company, Ltd. | Data reproduction method, data reproduction apparatus, optical disk, and data recording/reproduction apparatus |
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